The New Adam Arms 5.56 Carbine Evo UltraLite Piston AR-15 Upper is the ultimate 3-gun competition upper and the lightest gas piston system on the market! Weighing in at only 4.2lbs, the ultra lightweight design makes this a perfect fit for the serious shooter, a 3-gun competition shooter or the AR-15 enthusiast.

“- Melonite coated barrel: Melonite coating reduces internal barrel friction which extends the barrel life. Melonite coating also improves accuracy due to tighter coating tolerances and improves muzzle velocity by over 100 FPS. With no chrome lining to flake or peel over time, these melonited barrels will outlast hard chrome lined barrels two to one!"